Sneddon syndrome

Summary
Synonym
  • Idiopathic livedo reticularis with systemic involvement
Definition
An artery disease that is characterized by onset of livedo reticularis in the second decade and onset of cerebrovascular disease in early adulthood and that has_material_basis_in compound heterozygous mutation in the CECR1 gene (ADA2) on chromosome 22q11.
Super Class
artery disease
Disease Ontology
DOID:13096
Mondo Disease Ontology
MeSH
UMLS
GARD
Related Genes
Displaying 1 entry
Gene ID Gene Symbol Description Source
51816 ADA2 adenosine deaminase 2
Related Glycoprotein
Displaying 1 entry
UniProt ID Protein Name Source
Q9NZK5 Adenosine deaminase 2
The Human Phenotype Ontology
Displaying entries 1 - 10 of 40 in total
HPO ID HPO Term
HP:0000112 Nephropathy
HP:0000708 Atypical behavior
HP:0000726 Dementia
HP:0000822 Hypertension
HP:0000965 Cutis marmorata
HP:0001123 Visual field defect
HP:0001250 Seizure
HP:0001268 Mental deterioration
HP:0001269 Hemiparesis
HP:0001270 Motor delay
Displaying 1 entry
Gene ID Gene Symbol Description
51816 ADA2 adenosine deaminase 2

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Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01


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Last updated: April 6, 2026